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2-1. Specifications
Rated
Model
Weld
Output
Output
NEMA Class II (40):
200 Amperes, 28
Volts AC, 40% Duty
Cycle
60 Hz
NEMA Class II (50):
300 Amperes, 32
300 Amperes, 32
Volts DC, 50% Duty
Cycle
NEMA Class II (40):
200 Amperes, 28
Volts AC, 40% Duty
Cycle
50 Hz
NEMA Class II (50):
300 Amperes, 32
300 Amperes, 32
Volts DC, 50% Duty
Cycle
*While idling.
2-2. Volt-Ampere Curves
A. AC Mode
B. CC Mode DC
SECTION 2 – INSTALLATION
Max.
Weld
Open-
Output
Circuit
Mode
Mode
Voltage
200 V
80 Volts
85
AC
AC
(4.6)*
68 Volts
105
CC
DC
(4.6)*
40 Volts
103
CV
DC
(7)*
80 Volts
AC
AC
57 Volts
CC
DC
40 Volts
CV
DC
Input at Rated Load Output,
50/60 Hz, Single-Phase
Amperes At
220 V
230 V
380 V
415 V
74
(4)*
91
(4)*
90
(6.2)*
71
41
(4.7)*
(2.7)*
(2.5)*
90
52
(4.7)*
(4.7)*
(2.5)*
98
57
(6.2)*
(3.6)*
(3.3)*
va_curve1 4/95 – ST-127 201 / ST-127 198 / ST-127 197
KVA
460 V
575 V
37
29
16.8
(2)*
(1.6)*
(0.91)*
46
36
20.9
(2)*
(1.6)*
(0.91)*
45
36
20.7
(3.1)*
(2.5)*
(1.4)*
37
15.7
(1.0)*
48
19.3
(1.0)*
52
21.6
(1.4)*
Volt-ampere curves show
mum and maximum voltage and
amperage output capabilities of
unit. Curves of other settings fall be-
tween curves shown.
C. CV Mode DC
OM-318 Page 9
KW
8.2
(0.58)*
13.6
(0.58)*
13.6
(0.74)*
7.9
(0.5)*
13.1
(0.5)*
13.5
(0.73)*
mini-
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